Two years after the disappearance of his older brother--a famous detective hot on the trail of the mysterious Blade Children--Ayumu Kiyotaka is suddenly caught in a web of paranoia and deception.
Accused of a crime he did not commit, Ayumu finds himself drawn into a search for his brother ... and the Blade Children. What exactly is this clandestine group, and how are they connected to his family? Every secret has its price ... but solving this puzzle may lead Ayumu into a descent from which there is no escape.